Revision history for Perl extension Unix::Pledge.

0.001  2015-11-17
    - inital version; basic syscall;

0.002  2015-11-17
    - removed extraneous perl glue code
    - tidy and document

0.003  2015-11-30
    - added better capability check for pledge on install
    - basic test cases to verify that pledge is indeed working

0.004  2016-01-12
    - added documentation note that whitelist feature is disabled
      in OpenBSD 5.9
    - comment out whitelist test since it is not functional at this time